Answer
See graphs
Work Step by Step
We are given the function:
$f(x)=\cos (x^2)\sin x$
Plot the function in a window $[-15,15]\times[-2,2]$. Then zoom to $x=3.8$ and notice the linearity:
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 1 - Precalculus Review - 1.5 Technology: Calculators and Computers - Exercises - Page 35: 11
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